<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>Title</title>
</head>
<body>
    <div id="app">
       <div v-text="damu.damuname" class="xx" id="xxxx" v-xxxx>
           111
            <p v-text="damu.age">222</p>
        </div>
    </div>
</body>
<script>
        app.textContent = "3333";
</script>
</html>